// Jest teardown file - runs after all tests complete
// This helps prevent async operations from continuing after Jest environment teardown

// Global teardown to ensure clean test environment shutdown
module.exports = async () => {
  // Clear all timers first
  if (typeof global.clearAllTimers === 'function') {
    global.clearAllTimers();
  }
  
  // Clear any pending setImmediate calls
  if (global.pendingImmediates) {
    global.pendingImmediates.forEach(id => clearImmediate(id));
    global.pendingImmediates.clear();
  }
  
  // Force close any remaining handles
  if (process._getActiveHandles) {
    const handles = process._getActiveHandles();
    handles.forEach(handle => {
      if (handle && typeof handle.close === 'function') {
        try {
          handle.close();
        } catch (e) {
          // Ignore errors during forced cleanup
        }
      }
    });
  }
  
  // Force garbage collection if available
  if (global.gc) {
    global.gc();
  }
  
  // Add a small delay to allow any pending async operations to complete
  await new Promise(resolve => setTimeout(resolve, 50));
  
  // Clear any remaining console overrides
  if (global.originalConsole) {
    Object.assign(console, global.originalConsole);
  }
};